/Engine/Source/Runtime/InstallBundleManager/Public/InstallBundleManagerInterface.h
[TOptional](API\Runtime\Core\IO\TOptional)< [FInstallBundleProgress](API\Runtime\InstallBundleManager\FInstallBundleProgress) > GetBundleProgress ( [FName](API\Runtime\Core\UObject\FName) BundleName ) const